For Transmission Temperature Gauges Use this kit to install mechanical and electric transmission temperature gauges in the HOT transmission cooler hardline. Perfect for applications where a temperature port or pan installation is not appropriate. Product Features:Machined from high strength, aircraft grade aluminum alloy, finished in bright blue anodizing.1/2 NPT Sensor Port1/4 NPTF Line PortsIncludes 1/4 NPTF to 3/8 Compression FittingsManifold Block Measures 2 x 2 x 1.25Two 1/4 in. fastener holes provided for mounting.